# Geometry Calculator Pro vs Diameter Finder

The clearest difference is ads: Diameter Finder at none against Geometry Calculator Pro's shown. Diameter Finder also leads on iOS requirement (12.1 vs 15.0). Geometry Calculator Pro's advantage is update cadence (every 3 weeks vs every 5 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Geometry Calculator Pro ships an update every 3 weeks, Diameter Finder every 5 months. The most recent releases landed on October 28, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Geometry Calculator Pro | Diameter Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diameter-finder-circle-calc/id6463205574/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | — | Free |
| Size | 4 MB | 13 MB |
| Requires iOS | 15.0 | **12.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dokon Jang](https://appshunter.io/developer/1400654634) | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) |

## What reviewers say

### Geometry Calculator Pro

[App page](https://appshunter.io/ios/app/geometry-calculator-pro/id6446316920)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Diameter Finder

[App page](https://appshunter.io/ios/app/diameter-finder-circle-calc/id6463205574)

This utility app provides a straightforward way to calculate circle properties. Simply input one known value (radius, diameter, circumference, or area) to instantly get the results for the others. It's designed for quick and no-fuss calculations.

**Highlights:** Calculate radius, Calculate diameter, Calculate circumference, Calculate area, Input any single value, Quick results

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Geometry Calculator Pro free?

Geometry Calculator Pro is free to download, with no in-app purchases.

### Is Diameter Finder free?

Diameter Finder is free to download, with no in-app purchases.

### Do Geometry Calculator Pro or Diameter Finder have ads?

Geometry Calculator Pro shows ads; Diameter Finder does not.

### Which is updated more often, Geometry Calculator Pro or Diameter Finder?

Geometry Calculator Pro ships an update every 3 weeks, and Diameter Finder every 5 months. Most recently, Geometry Calculator Pro was updated on October 28, 2026 and Diameter Finder on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*